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Finding the Fourth Proportional to 16,359.17, 22,573.01 and 9,188.74

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Solution

The fourth proportional to 16,359.17, 22,573.01 and 9,188.74 is: 12,678.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,359.17 : 22,573.01 = 9,188.74 : x
  2. Step 2: Convert to fraction form
    16,359.17/22,573.01 = 9,188.74/x
  3. Step 3: Cross multiply
    16,359.17x = 22,573.01 × 9,188.74
  4. Step 4: Simplify right side
    16,359.17x = 207,417,417.53
  5. Step 5: Solve for x
    x = 207,417,417.53/16,359.17
  6. Step 6: Final answer
    x = 12,678.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.